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History · Casco

Casco’s post office opened in 1858, and 28% of its homes were built before 1940

Below: maps from 1952 on and the census since 1930.

1858first post office
0on the National Register
28%homes built before 1940
Quick answers

How Casco began

When was Casco founded?

1858

The Casco post office opened in 1858, the earliest record of the town by name.

First census: 246 in 19302020 census: 630168 years
Founding year: the first Casco post office (Blevins & Helbock, CC0).

What stands out about Casco’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

★ What stands out · Help out

Start Casco’s collection

The first neighbors to add old photos shape how Casco’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
The story so far

Casco, in brief

Wikipedia doesn’t have a history of Casco yet. The photos, dates and memories neighbors add here are how it gets written.

Casco is a village in Kewaunee County, Wisconsin, United States. The population was 630 at the 2020 census. It is part of the Green Bay Metropolitan Statistical Area. The village is located within the Town of Casco. Casco is named after Casco Bay on the coast of Maine, the previous home of Edward Decker, an early logger in Kewaunee County.

Its first post office opened in 1858. Between the 2010 and 2020 censuses its population grew from 583 to 630 (+8%).

Intro from Wikipedia. Population: U.S. Census Bureau.

By decade

Casco, decade by decade

On the map

Casco on the map, 1952 to 1978

Every edition of the U.S. Geological Survey’s map of Casco. Tap a year, or press play to watch the town change.

Casco on the 1952 USGS mapCasco on the 1978 USGS map1952Casco sheet · 1:62,500

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Casco.

People over time

Casco, census by census

010020030040050060070019401960198020002020630

Grew from 246 people in 1930 to 630 in 2020.

10 censuses, 1930–2020.

U.S. Census Bureau decennial counts, from the census table on Casco’s Wikipedia page.

Famous people

Famous people close to Casco

Nobody well known was born in Casco itself, so here are the best known from just nearby.

See all →

Questions about Casco’s history

What year was Casco founded?

The Casco post office opened in 1858, the earliest record of the town by name (U.S. post office records).

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →

From Wikimedia Commons (6), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.